20089867868

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31195447}}^1$

素因数の和:31195481

約数の個数: 24

約数和(自身を含む): 41926682112

約数和(自身を除く): 21836814244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 31195447, 62390894, 124781788, 218368129, 436736258, 717495281, 873472516, 1434990562, 2869981124, 5022466967, 10044933934, 20089867868]

約数ペア:

[(1, 20089867868), (2, 10044933934), (4, 5022466967), (7, 2869981124), (14, 1434990562), (23, 873472516), (28, 717495281), (46, 436736258), (92, 218368129), (161, 124781788), (322, 62390894), (644, 31195447)]